ITEM NAME:6Pcs Concave Design Guitar Tuners Machine Head Zinc Alloy Buttons Tuning Peg Store Home | Clothes, Shoes & Accessories | Home, Furniture & DIY | Toys & Games | Dolls & Bears | Baby | Jewellery & Watches | Health & Beauty | Crafts | Collectables 6Pcs Concave Design Guitar Tuners Machine Head Zinc Alloy Buttons Tuning Peg Description: NEW Set of 6 Small EBONY Buttons For SCHALLER Guitar Tuners Includes Screw Washer. High quality zinc alloy material guitar bass accessories. Concave type design make your tuner has more elegant. Great replacement for your guitar. Installation Hole Dimension: Approx. 4*3.2mm/0.16*0.13inch(Detail in the dimension figure) Material: Zinc Alloy Color: Silver Size Chart: Installation Hole Dimension: Approx. 4*3.2mm/0.16*0.13inch Width: Approx. 18mm/0.71inch Package Includes: 6 Piece Ebony Tuner Buttons Note: If the installation hole is a little small, please use the file to burnish the hole to solve the problem. There may be 1-3 error of manual measurement.Please understand,thank you!.Concave type design make your tuner has more elegant. NEW Set of 6 Small EBONY Buttons For SCHALLER Guitar Tuners Includes Screw Washer. High quality zinc alloy material guitar bass accessories. Material: Zinc Alloy.